Home / 11,996,231.60-17,996,971.80-4,805,958.80

Finding the Fourth Proportional to 11,996,231.60, 17,996,971.80 and 4,805,958.80

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Solution

The fourth proportional to 11,996,231.60, 17,996,971.80 and 4,805,958.80 is: 7,209,989.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,996,231.60 : 17,996,971.80 = 4,805,958.80 : x
  2. Step 2: Convert to fraction form
    11,996,231.60/17,996,971.80 = 4,805,958.80/x
  3. Step 3: Cross multiply
    11,996,231.60x = 17,996,971.80 × 4,805,958.80
  4. Step 4: Simplify right side
    11,996,231.60x = 86,492,704,995,561.84
  5. Step 5: Solve for x
    x = 86,492,704,995,561.84/11,996,231.60
  6. Step 6: Final answer
    x = 7,209,989.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.